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path: root/drivers/net/wireless/mediatek/mt76/mt76x2/phy.c
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Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x2/phy.c')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x2/phy.c30
1 files changed, 22 insertions, 8 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/phy.c b/drivers/net/wireless/mediatek/mt76/mt76x2/phy.c
index 1848e8ab2e21..769a9b972044 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2/phy.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2/phy.c
@@ -260,10 +260,15 @@ mt76x2_phy_set_gain_val(struct mt76x02_dev *dev)
gain_val[0] = dev->cal.agc_gain_cur[0] - dev->cal.agc_gain_adjust;
gain_val[1] = dev->cal.agc_gain_cur[1] - dev->cal.agc_gain_adjust;
- if (dev->mt76.chandef.width >= NL80211_CHAN_WIDTH_40)
+ val = 0x1836 << 16;
+ if (!mt76x2_has_ext_lna(dev) &&
+ dev->mt76.chandef.width >= NL80211_CHAN_WIDTH_40)
val = 0x1e42 << 16;
- else
- val = 0x1836 << 16;
+
+ if (mt76x2_has_ext_lna(dev) &&
+ dev->mt76.chandef.chan->band == NL80211_BAND_2GHZ &&
+ dev->mt76.chandef.width < NL80211_CHAN_WIDTH_40)
+ val = 0x0f36 << 16;
val |= 0xf8;
@@ -280,6 +285,7 @@ void mt76x2_phy_update_channel_gain(struct mt76x02_dev *dev)
{
u8 *gain = dev->cal.agc_gain_init;
u8 low_gain_delta, gain_delta;
+ u32 agc_35, agc_37;
bool gain_change;
int low_gain;
u32 val;
@@ -318,6 +324,16 @@ void mt76x2_phy_update_channel_gain(struct mt76x02_dev *dev)
else
low_gain_delta = 14;
+ agc_37 = 0x2121262c;
+ if (dev->mt76.chandef.chan->band == NL80211_BAND_2GHZ)
+ agc_35 = 0x11111516;
+ else if (low_gain == 2)
+ agc_35 = agc_37 = 0x08080808;
+ else if (dev->mt76.chandef.width == NL80211_CHAN_WIDTH_80)
+ agc_35 = 0x10101014;
+ else
+ agc_35 = 0x11111116;
+
if (low_gain == 2) {
mt76_wr(dev, MT_BBP(RXO, 18), 0xf000a990);
mt76_wr(dev, MT_BBP(AGC, 35), 0x08080808);
@@ -326,15 +342,13 @@ void mt76x2_phy_update_channel_gain(struct mt76x02_dev *dev)
dev->cal.agc_gain_adjust = 0;
} else {
mt76_wr(dev, MT_BBP(RXO, 18), 0xf000a991);
- if (dev->mt76.chandef.width == NL80211_CHAN_WIDTH_80)
- mt76_wr(dev, MT_BBP(AGC, 35), 0x10101014);
- else
- mt76_wr(dev, MT_BBP(AGC, 35), 0x11111116);
- mt76_wr(dev, MT_BBP(AGC, 37), 0x2121262C);
gain_delta = 0;
dev->cal.agc_gain_adjust = low_gain_delta;
}
+ mt76_wr(dev, MT_BBP(AGC, 35), agc_35);
+ mt76_wr(dev, MT_BBP(AGC, 37), agc_37);
+
dev->cal.agc_gain_cur[0] = gain[0] - gain_delta;
dev->cal.agc_gain_cur[1] = gain[1] - gain_delta;
mt76x2_phy_set_gain_val(dev);